<template>
  <div class="hm-main">
    我是主体组件
  </div>
</template>

<script>
export default {

}
</script>

<style>
.hm-main{
  width: 400px;
  height: 300px;
  background-color: #f79646;
  margin-bottom: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;
}
</style>